题目内容
【题目】目前,我国已经建成“数字中国”的地理空间框架，“天上看、地上查、网上管”的国土资源管理运行体系初步形成，大大提升了国土监管能力。据此回答下列各题。
【1】【1】对土地资源“天上看，网上管”，分别运用的地理信息技术是 （ ）
A. 遥感和地理信息系统 B. 全球定位系统和地理信息系统
C. 遥感和全球定位系统 D. 全球定位系统和数字地球
【2】【2】从国情出发，我国应用高科技手段进行国土资源动态监管的主要目的有（ ）
①保护耕地,保障国家粮食安全②指导城市交通运输③控制建设用地规模,节约用地④建立灾害预警系统,减少灾毁耕地
A. ①② B. ③④ C. ①③ D. ②④
【答案】
【1】【1】A
【2】【2】C
【解析】试题分析：
【1】【1】对土地资源“天上看，网上管”，天上看，是指RS遥感的监测功能。网上管是GIS分析、存储、处理信息的技术。所以分别运用的现代地理技术是遥感和地理信息系统，A对。全球定位系统主要是定位导航，数字地球是将信息转化成数据，都没有监测、处理信息能力，B、C、D错。
【2】【2】从国情出发，我国应用高科技手段开发国土资源动态监管的主要目的有严格保护耕地，保障国家粮食安全，①对。指导城市交通运输不是主要目的，②错。控制建设用地规模，节约用地，③对。建立灾害预警系统，是手段，不是目的，④错。C对，A、B、D错。
鸿图图书寒假作业假期作业吉林大学出版社系列答案【题目】A
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【题目】西宁市位于青海省东部的湟水谷地，平均海拔2261米，夏季凉爽宜人，被誉为“夏都”，2011年西宁市常住人口为222.80万人，占全省总人口的39.4%，下表为2011年西宁市不同因素约束下的适度人口数量。读表完成下列两题。
约束因素 | 城市建设用地 | 人均居住用地 | 人均绿地面积 | 水资源 |
适度人口（万人） | 400.1 | 426.72 | 171.45 | 203.29 |
实际人口（万人） | 222.8 | |||
【1】现阶段限制西宁适度人口发展的最主要因素为 （ ）A. 城市建设用地 B. 人均居住用地 C. 人均绿地面积 D. 水资源
【2】西宁环境人口容量高于青海省其他城市的主要原因是 （ ）
①气候条件优越②对外开放程度高③水资源丰富④生活浪费水平高
A. ①② B. ③④ C. ②③ D. ①④
【3】一个国家或地区的人口控制目标应该低于人口容量，这反映了人口容量具有（ ）
A. 警界性 B. 相对性 C. 临界性 D. 差异性